H04N 2201/02449
Using a reference element
Official title: using a reference element, e.g. a stop
H04N2201/02449 (Using a reference element) appears on 34 US grants and 28 published applications in this corpus.
Search patents in H04N- Granted patents
- 34
- Published applications
- 28
- Assignees
- 26
- Inventors
- 78
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 5 |
| 2003 | 1 | 4 |
| 2004 | 1 | 1 |
| 2005 | 4 | 3 |
| 2006 | 2 | 4 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 3 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Image reading apparatus and image forming apparatus having inclined surface for easy document removal24 Dec 2024US 12,177,403 B2Canon Kabushiki Kaisha
- Image reading apparatus illuminating a document with point light source and image forming apparatus17 Jun 2014US 8,755,092 B2KYOCERA Document Solutions Inc.
- Image scanning apparatus and image forming apparatus29 Apr 2014US 8,711,447 B2Kabushiki Kaisha Toshiba
- Image sensor unit and image reader25 Mar 2014US 8,681,398 B2Canon Components, Inc.
- Optical scanning device and image forming apparatus including same19 Mar 2013US 8,400,686 B2Ricoh Company, Ltd.
- Image reading apparatus and image forming apparatus having inclined surface for easy document removal27 Feb 2025US 2025/0071224 A1Canon Kabushiki Kaisha
- Image reading apparatus and image forming apparatus16 Nov 2023US 2023/0370558 A1Canon Kabushiki Kaisha
- Image sensor unit and image reader28 Jun 2012US 2012/0162727 A1Canon Components, Inc.
- Mirror support device and image reader5 Apr 2012US 2012/0081756 A1
- Image scanning apparatus and image forming apparatus24 Nov 2011US 2011/0286056 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Image device having a spacer with image arrays disposed in holes thereof111US 5,617,131 AKYOCERA Corporation · 1997
- Illuminating unit having diffusion means93US 6,858,837 B2Canon Kabushiki Kaisha · 2005
- Imaging apparatus having discontinuous lens reference surfaces and method of assembling the imaging apparatus62US 6,897,432 B2Hewlett-Packard Development Company, L. P. · 2005
- Image reading device26US 4,581,657 ACanon Kabushiki Kaisha · 1986
- Film gate apparatus for a virtual contact color film scanner11US 5,267,043 AEastman Kodak Company · 1993